Product Basic Specifications: Socket Type: H4 (supports high and low beam in a single bulb). Luminous Flux: 11000 Lumens, providing several times higher brightness than traditional halogen bulbs. Cooling Technology: Equipped with a high-speed cooling fan (up to 10000 RPM) and an aviation aluminum alloy body for effective heat dissipation. Easy Installation: "Plug and Play" design allows direct installation without the need for wiring modifications. Color Temperature: Provides cool white light (typically 6000K) that gives the car a modern look.